388828188

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 168

約数和(自身を含む): 1195759488

約数和(自身を除く): 806931300

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 54, 63, 81, 84, 86, 108, 126, 129, 162, 172, 189, 243, 252, 258, 301, 324, 378, 387, 443, 486, 516, 567, 602, 729, 756, 774, 886, 903, 972, 1134, 1161, 1204, 1329, 1458, 1548, 1701, 1772, 1806, 2268, 2322, 2658, 2709, 2916, 3101, 3402, 3483, 3612, 3987, 4644, 5103, 5316, 5418, 6202, 6804, 6966, 7974, 8127, 9303, 10206, 10449, 10836, 11961, 12404, 13932, 15948, 16254, 18606, 19049, 20412, 20898, 23922, 24381, 27909, 31347, 32508, 35883, 37212, 38098, 41796, 47844, 48762, 55818, 57147, 62694, 71766, 73143, 76196, 83727, 97524, 107649, 111636, 114294, 125388, 133343, 143532, 146286, 167454, 171441, 215298, 219429, 228588, 251181, 266686, 292572, 322947, 334908, 342882, 400029, 430596, 438858, 502362, 514323, 533372, 645894, 685764, 753543, 800058, 877716, 1004724, 1028646, 1200087, 1291788, 1507086, 1542969, 1600116, 2057292, 2260629, 2400174, 3014172, 3085938, 3600261, 4521258, 4628907, 4800348, 6171876, 7200522, 9042516, 9257814, 10800783, 13886721, 14401044, 18515628, 21601566, 27773442, 32402349, 43203132, 55546884, 64804698, 97207047, 129609396, 194414094, 388828188]

約数ペア:

[(1, 388828188), (2, 194414094), (3, 129609396), (4, 97207047), (6, 64804698), (7, 55546884), (9, 43203132), (12, 32402349), (14, 27773442), (18, 21601566), (21, 18515628), (27, 14401044), (28, 13886721), (36, 10800783), (42, 9257814), (43, 9042516), (54, 7200522), (63, 6171876), (81, 4800348), (84, 4628907), (86, 4521258), (108, 3600261), (126, 3085938), (129, 3014172), (162, 2400174), (172, 2260629), (189, 2057292), (243, 1600116), (252, 1542969), (258, 1507086), (301, 1291788), (324, 1200087), (378, 1028646), (387, 1004724), (443, 877716), (486, 800058), (516, 753543), (567, 685764), (602, 645894), (729, 533372), (756, 514323), (774, 502362), (886, 438858), (903, 430596), (972, 400029), (1134, 342882), (1161, 334908), (1204, 322947), (1329, 292572), (1458, 266686), (1548, 251181), (1701, 228588), (1772, 219429), (1806, 215298), (2268, 171441), (2322, 167454), (2658, 146286), (2709, 143532), (2916, 133343), (3101, 125388), (3402, 114294), (3483, 111636), (3612, 107649), (3987, 97524), (4644, 83727), (5103, 76196), (5316, 73143), (5418, 71766), (6202, 62694), (6804, 57147), (6966, 55818), (7974, 48762), (8127, 47844), (9303, 41796), (10206, 38098), (10449, 37212), (10836, 35883), (11961, 32508), (12404, 31347), (13932, 27909), (15948, 24381), (16254, 23922), (18606, 20898), (19049, 20412)]